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Q1. Which scientist is known for the double helix model of DNA? (2017)
Solution:
James Watson, along with Francis Crick, is credited with the discovery of the double helix structure of DNA.
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Q2. Which of the following structures carries genetic information? (2019)
Solution:
Chromosomes are structures that carry genetic information in the form of genes.
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Q3. What is the role of RNA polymerase in transcription? (2021)
Solution:
RNA polymerase is responsible for synthesizing RNA from a DNA template during transcription.
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Q4. What is the function of ribosomes? (2021)
Solution:
Ribosomes are the cellular structures responsible for protein synthesis.
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Q5. What is the function of DNA polymerase? (2021)
Solution:
DNA polymerase is an enzyme that synthesizes new strands of DNA during replication.
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Q6. What is the function of ribosomes in a cell? (2023)
Solution:
Ribosomes are the cellular structures responsible for protein synthesis.
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Q7. What is the structure of DNA described as? (2022)
Solution:
DNA is described as a double helix, consisting of two strands that wind around each other.
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Q8. Which of the following is a type of RNA that helps in the formation of ribosomes? (2018)
Solution:
rRNA (ribosomal RNA) is a type of RNA that is a key component of ribosomes, facilitating protein synthesis.
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Q9. What is the process by which DNA is copied? (2021)
Solution:
Replication is the process by which DNA is copied to produce two identical DNA molecules.
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Q10. What is the process by which DNA is copied to produce two identical DNA molecules? (2021)
Solution:
Replication is the process by which DNA is copied to produce two identical DNA molecules.
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